Looking forward to learn the piano? if so, you’ll be needing to have this 88 keys to start with. Because 88 keys are complete keys from here you can differentiate the type of keys and sounding. Of course, at first it is really hard to know on which key is which but as you practice harder and as you willingly to learn at least the basics, by time you’ll definitely get it all. Just watch youtube more for tutorials and learn with it like a pro..